Tf transform base_footprint base_link not working
Hi, I am working with a Kuka robot. When I launch youbot drivers everything works right and I can control platform movement with a remote joystick. But, when I execute: rosrun tf tf_echo base_link...
View Articlewhat is the best way to connect ackermann steering with rviz?
Hello, I am building my own car-like robot. For the driving motor controller, I am using the SDC2130 from Roboteq. I have found this package on github called...
View ArticleHow do we initialize a "base_link" frame
When we run roslaunch turtlebot_bringup minimal.launch, and look at rosrun tf viewframes, we get many frames which includes "base_link". Now I am trying a new setup that does not include the...
View Articleodom not aligned with base_link?
When viewing my robot in rviz, the odom link seems not to be aligned with the rest of the robot https://imgur.com/a/4exMRIa. What could causing this?
View ArticleRobot Localization with Odometry and UM7
Hello all, I am trying to get localization to work for a custom car like robot. I am able to publish odom from wheel encoders and imu/data from my UM7 imu sensor. I would like to fuse together these...
View ArticleTF_OLD_DATA error after upgrading to Gazebo 8 from 7, ROS Kinetic
Thanks for looking! Been trying to rectify this issue for the past few days to no avail. **Background** The differential drive robot project had been worked on using ros kinetic and gazebo7 but I've...
View Articlerobot_localization transform functions for move_base?
Hi, I am curious as to the coordinate frames that my odometry data is in after using the robot_localization package ekf as a localisation estimator? I am using wheel odometry and an IMU in a...
View ArticleWhere is all the frames information
Hi I am using a robot system and tying to understand the tf. When I open rviz, I saw the following frames available to be selected for Fixed Frame: odom, laser, base_link, base_footpinrt,...
View Articlemore than one odom->base_link transform
Hi, I have 2 nodes from third parts, both of them publish odom->base_link transform. I want to combine these 2 transforms and publish my own odom->base_link transform, since our navigation node...
View ArticleHow to include ArUco frame linked to base_link of two-wheel robot?
Hi, I'm able to successfully generate tf for detected ArUco markers which is kept on the robot from a stationary camera. The ArUco markers are pasted to a cardboard box on top of the robot. So how to...
View ArticleReset Odometry poses
Hi , I am trying to create a script in python that resets the odometry values I get from my odometry topic but does not seem to work. Any thoughts?? Thanks in advance. #! /usr/bin/env python import...
View Articlerviz - only base_link works
Hello Everyone! At first, sorry for my English :( I`ve got a problem. I'm beginner at ROS (melody, ubuntu 18.04). I learing how to do a URDF file, i'm using this tutorial:...
View ArticleChange base_link position
How do we change the base_link coordinate centre on autoware? Is there a default one that it automatically uses? If so where is it positioned?
View ArticleCan a frame be both parent_id and child_id?
I'm using odom as parent_id for base_link and child_frame_id for map tf in the respective launch files. Will it cause any issues in my tf tree?
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